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GCP_Draw.h
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GCP_Draw.h
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#ifndef GCP_DrawH
#define GCP_DrawH
#include "GCP_Math.h"
#include "GCP_Style.h"
#include "GCP_Constants.h"
#include "SDL_ttf.h"
#include <cstring>
namespace gcp
{
enum GCPE_BlendMode
{
E_BLEND_NONE,
E_BLEND_ADD
};
//Base Drawing Functions Class
class GCP_Draw_Base
{
public:
virtual void Draw_Line(const GCP_Point<int> &A, const GCP_Point<int> &B, const GCP_Color &color, short bold = 1) const = 0;
virtual void Draw_Line(int x, int y, int x2, int y2, const GCP_Color &color, short bold = 1)const = 0;
virtual void Draw_Round(int x, int y, int width, int height, short scale, const GCP_Color &color) const = 0;
virtual void Draw_Round(const GCP_Rect<int> &rect, short scale, const GCP_Color &color) const = 0;
virtual void Draw_FillRound(int x, int y, int width, int height, int scale, const GCP_Color &color) const = 0;
virtual void Draw_FillRound(const GCP_Rect<int> &rect, int scale, const GCP_Color &color)const = 0;
virtual void Draw_Rect(int x, int y, int width, int height, const GCP_Color &color) const = 0;
virtual void Draw_Rect(const GCP_Rect<int> &rect, const GCP_Color &color)const = 0;
virtual void Draw_FillRect(int x, int y, int width, int height, const GCP_Color &color)const = 0;
virtual void Draw_FillRect(const GCP_Rect<int> &rect, const GCP_Color &color) const = 0;
virtual void Draw_Polygon(const GCP_Vector<GCP_PointInt> &polygon, const GCP_Color &color) const = 0;
virtual void Draw_FillPolygon(const GCP_Vector<GCP_PointInt> &polygon, const GCP_Color &color) const = 0;
virtual void Draw_FillEllipse(int x0, int y0, int Xradius, int Yradius, const GCP_Color &color)const = 0;
virtual void Draw_Ellipse(int x0, int y0, int Xradius, int Yradius, const GCP_Color &color)const = 0;
virtual void Draw_Graphic(int* data, int data_size, int x, int y, int width, int height)const = 0;
virtual void Draw_Image(const string &path, int x, int y)const = 0;
virtual void Draw_Text(const string &text, const GCP_Rect<int> &position, const gcp_spStyle &style, GCP_DrawData* buffer = NULL) const = 0;
virtual int GetTextSize(const string &text, int &width, int &height, const gcp_spStyle &style) const = 0;
virtual void SetBlendMode(GCPE_BlendMode mode) = 0;
virtual void SetAlpha(gcpUint8 alpha) = 0;
virtual gcpUint8 GetAlpha() = 0;
virtual void ResetAlpha() = 0;
#define DECL_GCP_DRAW_BASE\
void Draw_Line(const GCP_Point<int> &A, const GCP_Point<int> &B, const GCP_Color &color, short bold = 1) const;\
void Draw_Line(int x, int y, int x2, int y2, const GCP_Color &color, short bold = 1) const;\
void Draw_Round(int x, int y, int width, int height, short scale, const GCP_Color &color) const;\
void Draw_Round(const GCP_Rect<int> &rect, short scale, const GCP_Color &color) const; \
void Draw_FillRound(int x, int y, int width, int height, int scale, const GCP_Color &color) const;\
void Draw_FillRound(const GCP_Rect<int> &rect, int scale, const GCP_Color &color) const;\
void Draw_Rect(int x, int y, int width, int height, const GCP_Color &color) const;\
void Draw_Rect(const GCP_Rect<int> &rect, const GCP_Color &color) const; \
void Draw_FillRect(int x, int y, int width, int height, const GCP_Color &color) const;\
void Draw_FillRect(const GCP_Rect<int> &rect, const GCP_Color &color) const;\
void Draw_Polygon(const GCP_Vector<GCP_PointInt> &polygon, const GCP_Color &color) const;\
void Draw_FillPolygon(const GCP_Vector<GCP_PointInt> &polygon, const GCP_Color &color) const;\
void Draw_FillEllipse(int x0, int y0, int Xradius, int Yradius, const GCP_Color &color) const;\
void Draw_Ellipse(int x0, int y0, int Xradius, int Yradius,const GCP_Color &color) const;\
void Draw_Image(const string &path, int x, int y) const;\
void Draw_Text(const string &text, const GCP_Rect<int> &position, const gcp_spStyle &style, GCP_DrawData* buffer = NULL) const;\
void Draw_Graphic(int* data, int data_size, int x, int y, int width, int height) const;\
int GetTextSize(const string &text, int &width, int &height, const gcp_spStyle &style) const;\
void SetBlendMode(GCPE_BlendMode mode);\
void SetAlpha(gcpUint8 alpha);\
gcpUint8 GetAlpha();\
void ResetAlpha();
};
//SDL Realisation of Drawing
class GCP_Draw_SDL2 : public GCP_Draw_Base
{
private:
SDL_Renderer* _screen;
SDL_Color toSDLColor(Uint32 int_color);
void drawRect(const GCP_Point<int> &pointTopLeft, const GCP_Point<int> &pointBottomRight, const GCP_Color &color, int bold) const;
void drawLine(const GCP_Point<int> &pointA, const GCP_Point<int> &pointB, const GCP_Color &color, int bold) const;
void applySurface(int x, int y, SDL_Texture *tex, SDL_Renderer *rend) const;
SDL_Texture* renderText(GCP_DrawData* drawdata, const std::string &message, const gcp_spStyle &style) const;
void Draw_Text(const string &text, int x, int y, const gcp_spStyle &style, GCP_DrawData* buffer = NULL) const;
static gcpUint8 _currentAlpha;
static gcpUint8 _originalAlpha;
public:
DECL_GCP_DRAW_BASE
GCP_Draw_SDL2(SDL_Renderer* sdlRenderer) :_screen(sdlRenderer){}
};
//Static Interface for GCP Module
class GCP_Draw
{
private:
static GCP_Draw_Base* _drawbase;
static string _sDefaultFontPath;
public:
static void initConstants();
static void InitSDL2(SDL_Renderer *render)
{
_drawbase = new GCP_Draw_SDL2(render);
TTF_Init();
GCP_Draw::initConstants(); //äåëî â òîì ÷òî êîíñòàíòû âíå ôóíêêöèé ïî÷åìó òî íå îáúÿâëÿþòñÿ íà íåêîòîðûõ êîìïèëÿòîðàõ
}
static void DeInit()
{
if (_drawbase)
delete _drawbase;
TTF_Quit();
}
static GCP_Draw_Base* Render()
{
return _drawbase;
}
static void setFontPath(GCPE_FontType EFType, const string &path)
{
//Implement GCP_Map here
_sDefaultFontPath = path;
}
static string getFontPath(GCPE_FontType EFType)
{
return _sDefaultFontPath;
}
};
extern gcp_spStyle GCP_DefaultStyle;
extern gcp_spStyle GCP_DefaultMessageBoxStyle;
extern gcp_spStyle GCP_ButtonBlackStyle;
extern gcp_spStyle GCP_ButtonWhiteStyle;
extern gcp_spStyle GCP_PanelBlackStyle;
}
#endif